Individual Calculations February 2013
 Ni, Polina  Total change: -5.10  Rating chartPersonal card
 Riga Chess federation championship-2013 I stage Riga LAT 2013-01-11
RcRownchangeKK*chgGame
 1760 1874 2.00 3 0.07 15 1.05 
  Beks, Edmunds 1886 LAT0.001-0.4815-7.20 
  Bautris, Aivars 1789 LAT1.0010.38155.70 
  Zvans, Maris 1604 LAT1.0010.17152.55 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 
 Latvian Championship- 2013 1/4 final Riga LAT 2013-01-17
RcRownchangeKK*chgGame
 1890 1874 1.50 4 -0.41 15 -6.15 
  Roze, Janis 1924 LAT1.0010.57158.55 
  Melderis, Uldis 1978 LAT0.5010.14152.10 
  Kalnins, Toms 1891 LAT0.001-0.4815-7.20 
  Birjukovs, Anatolijs 1768 LAT0.001-0.6415-9.60 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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